Polysun SPT (1-Year Subscription)

Professional design of PV systems in 3D with reliable yield forecasts and optimization of individual consumption – ideal for PV planning.


  • Roof selection from Google Maps and Bing.
  • Upload of roof plans and aerial photos as jpg-, png-, gif- and bmp-files.
  • Design of the substructure on 7 different roof shapes.
  • East/west alignment or south alignment for flat roofs.
  • Planning and simulation of several roofs in one project.
  • Automatic 3D visualization of buildings, including terrain modeling.
  • Editing the horizon line manually.
  • Definition of interference areas (e.g., roof windows) and close shading elements (e.g., chimneys).
  • Detailed analysis and visualization of close-up shading.
  • Snow load and wind load calculation.
  • Detailed CAD roof plans of the fastening points of the modules.
  • Automatic and manual inverter design.
  • Automatic and manual creation of string plans.
  • Validated calculation models for photovoltaic modules, inverters, batteries and self-consumption profiles.
  • Self-consumption profile editor.
  • Extensive product databases of photovoltaic modules, inverters and batteries.
  • Cloud catalogs for update free database maintenance.
  • Detailed evaluations on a monthly basis.
  • Real-time visualization using simulation analysis and graphical evaluation.
  • Meteonorm weather data.
  • Comprehensive economic analysis of the systems.
  • Input of power supply and feed-in tariffs.
  • Simple handling and clear user guidance.


  • Support via e-mail and telephone support during regular office hours (9 a.m. to 5 p.m. Central European Time).
  • Webinars tailored to your needs.
  • Access to the Polysun user forums, comprehensive documentation of the calculation models, a user manual and video tutorials.
  • Updated, certified product data bases, including the most important new technologies created by countless manufacturers for meaningful simulations.
  • Reliable yield forecasts with current worldwide weather data (Meteonorm).
  • Continuous software updates for more user friendliness and additional features supporting you in your daily work.